Finding the Fourth Proportional to 703,349.25, 970,622.93 and 381,059.36
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Solution
The fourth proportional to 703,349.25, 970,622.93 and 381,059.36 is: 525,862.44
Step by Step Solution
- Step 1: Write the proportion equation
703,349.25 : 970,622.93 = 381,059.36 : x - Step 2: Convert to fraction form
703,349.25/970,622.93 = 381,059.36/x - Step 3: Cross multiply
703,349.25x = 970,622.93 × 381,059.36 - Step 4: Simplify right side
703,349.25x = 369,864,952,507.13 - Step 5: Solve for x
x = 369,864,952,507.13/703,349.25 - Step 6: Final answer
x = 525,862.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.